<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<frameset rows="25%,25%,50%">
    <frame src="test0a.html" />
    <frame src="test0b.html" />
    <frame src="test0c.html" />
</frameset>
</html>